Multifunctional locking nut
A kind of anti-loosening nut, multi-functional technology, applied in the direction of nuts, screws, bolts, etc., can solve the problems of detachment from bolts, loose nuts, nuts without anti-loosening function, etc., to achieve easy use, easy tightening, and increased anti-loosening effect of effect
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[0018] refer to Figure 1-2 , the present invention is a multifunctional anti-loosening nut, comprising an anti-theft cylindrical part 1, an anti-loosening part 2, a built-in spring 3, a limit step 4, a rotating sleeve 5 and a hexagonal locking sleeve 6, and the built-in spring 3 is installed on In the anti-loose part 2, the anti-theft cylindrical part 1 and the anti-loose part 2 are directly connected, and the anti-theft cylindrical part 1 is provided with a central threaded hole 11, a matching protrusion 12 and a stepped base 13, and the anti-loose part 2 is provided with A spring protruding opening 21, a spring fixing opening 22 and a central hole 23 are provided, and the built-in spring 3 includes a spring fixing end 31, a spring extending end 32 and a coil part 33, and the spring fixing end 31 is fixed on the spring In the fixed opening 22, the spring extension end 32 protrudes from the spring extension opening 21, the spring coil part 33 is sleeved in the central hole 23...
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